Finding the Third Proportional to 1,572,657 and 3,439,692

Step by Step Solution

1. Step 1: Write the proportion equation
   1,572,657 : 3,439,692 = 3,439,692 : x
2. Step 2: Convert to fraction form
   1,572,657/3,439,692 = 3,439,692/x
3. Step 3: Cross multiply
   1,572,657x = 3,439,692 × 3,439,692
4. Step 4: Simplify right side
   1,572,657x = 11,831,481,054,864
5. Step 5: Solve for x
   x = 11,831,481,054,864/1,572,657
6. Step 6: Final answer
   x = 7,523,243.18